Smart Door Knob – Fingerprint, Keypad & App Keyless Entry Lock

Never Worry About Losing Your Keys Again

Imagine arriving home with your hands full of groceries — no fumbling for keys, just a quick touch and you're in. The 4-in-1 Smart Door Knob gives your home the security it deserves with the convenience modern life demands.

4 Ways to Unlock

• 👆 Fingerprint — Unlocks in under 0.5 seconds with military-grade biometric precision
• 🔢 Keypad — Set permanent or temporary PIN codes for family, guests, or Airbnb renters
• 📱 Mobile App — Lock/unlock remotely, check access history, and manage users from anywhere
• 🔑 Physical Key — Traditional backup always available

Built to Last

• 🔒 High-grade zinc alloy construction — weatherproof and tamper-resistant
• 🌧️ Designed for South Florida's humidity and heat
• ⚡ Low battery alert so you're never locked out

Easy DIY Installation

Replaces your existing door knob in under 15 minutes using only a screwdriver. No electrician, no drilling, no hassle.

Perfect for: Homeowners, landlords, Airbnb hosts, and small business owners who want real security without the complexity.